2026 ICD-10-CM Diagnosis Code F11.11Opioid abuse, in remission

ICD-10-CM Codes›F01–F99›F10-F19›F11

ICD-10-CM F11.11
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

F11.11 is a billable ICD-10-CM diagnosis code for opioid abuse, in remission. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 894 through 897. Coders also document this condition as history of heroin abuse. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Mental and substance use disorders in remission.

Code Identity

ICD-10-CM Code
F11.11
Billable Status
Yes — Valid for Submission
Code Describes
Opioid abuse, in remission
Short Description
Opioid abuse, in remission
Same as the full description in the CMS dataset.
Parent Code
F11.1
Opioid abuse

Code Classification

ChapterF01–F99Mental and behavioural disorders
SectionF10-F19Mental and behavioral disorders due to psychoactive substance use
CategoryF11Opioid related disorders
This CodeF11.11Opioid abuse, in remission

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • History of heroin abuse
  • History of opioid abuse

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Inclusion Terms

  • Opioid use disorder, mild, in early remission
  • Opioid use disorder, mild, in sustained remission

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Abuse
      • drug NEC (non-dependent)
        • opioid
          • in remission (early) (sustained)
    • Disorder(of)
      • opioid use
        • mild
          • in remission (early) (sustained)

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR MBD026
Mental and substance use disorders in remission
Default principal diagnosis: inpatient Yes · outpatient Yes

Convert F11.11 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
305.53 Opioid abuse-in remiss
Exact Match The mapping is direct, with no qualifiers.

Code History & ChangesHistory

Replacement F11.11 replaces the following previously assigned code(s):

  • F11.10 - Opioid abuse, uncomplicated
FY 2018AddedAdded to the ICD-10-CM code setEffective October 1, 2017.
FY 2019–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About F11.11Overview

Is F11.11 (Opioid abuse) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report opioid abuse, in remission on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does F11.11 group to?

When opioid abuse, in remission is the principal diagnosis on an inpatient stay, it groups to MS-DRG 894, 895, 896, 897, with relative weights from 0.6169 to 1.7451 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of F11.11?

Under the General Equivalence Mappings, opioid abuse, in remission converts to ICD-9-CM 305.53 (opioid abuse-in remiss). The mapping is a direct match.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.